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Instant Start Electronic Fluorescent WorkHorse Ballast for 1 28W Maximum Lamp Operated at 120V/* */

Philips 426023 MH400/U/ED28 400W ED28 Probe Start Metal Halide 4000K Mogul E39 Base Clear Reduced Outer Jacket Bulb M59/E (928601151303)

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Philips 321505 MH1000/U/BT37 1000W BT37 Probe Start Metal Halide 3700K Mogul E39 Base Clear Reduced Outer Jacket Bulb M47/E (928601179701) backorder714 Fulham Instant Start Electronic FluorescentPhilips 321505 MH1000 U BT37 1000W BT37 Probe Start Metal Halide 3700K Mogul E39 Base Clear Reduced Outer Jacket Bulb M47 E (928601179701)